... in producing saw pipes, oil pipes, ERW pipes, seamless steel pipes,elbow,reducer,tee,caps,flange,tube etc.. TYPES: elbows ... 90deg,180DegMATERIAL : carbon steel,alloy steel,stainless steel, A234 WPB STANDARD:ANSI B16.9/16.28 , DIN2605/2616 , JIS standards,JIS B2311/2312, GB12459 ... , pallet , or carton cases our featured products as follows:steel pipes and pipe fittings, such as saw pipes, oil pipes ...